/* style/khuyen-mai.css */
.page-khuyen-mai {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Default text color for light body background */
  line-height: 1.6;
}

.page-khuyen-mai__hero-section {
  padding-top: 10px; /* Adjusted for shared header offset */
  padding-bottom: 60px;
  background-color: #FFFFFF;
}

.page-khuyen-mai__hero-container {
  max-width: 1170px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 40px 16px;
  gap: 40px;
}

.page-khuyen-mai__hero-content {
  flex: 1 1 45%;
  min-width: 300px;
  color: #333333;
}

.page-khuyen-mai__hero-title {
  font-size: 2.8em;
  font-weight: bold;
  color: #26A9E0;
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-khuyen-mai__hero-description {
  font-size: 1.1em;
  margin-bottom: 30px;
}

.page-khuyen-mai__hero-cta-group {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.page-khuyen-mai__btn-primary,
.page-khuyen-mai__btn-secondary {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.05em;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  box-sizing: border-box;
  text-align: center;
}

.page-khuyen-mai__btn-primary {
  background-color: #26A9E0;
  color: #FFFFFF;
  border: 2px solid #26A9E0;
}

.page-khuyen-mai__btn-primary:hover {
  background-color: #1e87c0;
  border-color: #1e87c0;
}

.page-khuyen-mai__btn-secondary {
  background-color: #FFFFFF;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-khuyen-mai__btn-secondary:hover {
  background-color: #e0f2f7;
  color: #1e87c0;
  border-color: #1e87c0;
}

.page-khuyen-mai__hero-image-wrapper {
  flex: 1 1 45%;
  min-width: 300px;
  text-align: center;
}

.page-khuyen-mai__hero-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  display: block;
  margin: 0 auto;
}

.page-khuyen-mai__content-area {
  max-width: 1170px;
  margin: 0 auto;
  padding: 40px 16px;
}

.page-khuyen-mai__section-title {
  font-size: 2.2em;
  color: #26A9E0;
  text-align: center;
  margin-bottom: 20px;
  font-weight: bold;
}

.page-khuyen-mai__section-description {
  font-size: 1.1em;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
  color: #555555;
}

.page-khuyen-mai__intro-section {
  background-color: #f9f9f9;
  padding: 60px 0;
}

.page-khuyen-mai__feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
}

.page-khuyen-mai__feature-item {
  flex: 1 1 calc(33.333% - 20px);
  min-width: 280px;
  background-color: #FFFFFF;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
  transition: transform 0.3s ease;
}

.page-khuyen-mai__feature-item:hover {
  transform: translateY(-8px);
}

.page-khuyen-mai__icon-box-media {
  width: 180px;
  height: 180px;
  margin: 0 auto 20px;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid #26A9E0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-khuyen-mai__icon-box-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}

.page-khuyen-mai__feature-title {
  font-size: 1.5em;
  color: #26A9E0;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-khuyen-mai__feature-text {
  font-size: 1em;
  color: #555555;
}

.page-khuyen-mai__promo-categories {
  padding: 60px 0;
  background-color: #FFFFFF;
}

.page-khuyen-mai__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-khuyen-mai__promo-card {
  background-color: #f9f9f9;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease;
}

.page-khuyen-mai__promo-card:hover {
  transform: translateY(-8px);
}

.page-khuyen-mai__promo-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-khuyen-mai__promo-content {
  padding: 25px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.page-khuyen-mai__promo-title {
  font-size: 1.4em;
  color: #26A9E0;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-khuyen-mai__promo-text {
  font-size: 0.95em;
  color: #555555;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-khuyen-mai__promo-content .page-khuyen-mai__btn-primary {
  align-self: flex-start;
  padding: 10px 20px;
  font-size: 0.9em;
}

.page-khuyen-mai__how-to-claim {
  padding: 60px 0;
  background-color: #f0f7fa;
}

.page-khuyen-mai__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuyen-mai__step-item {
  background-color: #FFFFFF;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.page-khuyen-mai__step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background-color: #26A9E0;
  color: #FFFFFF;
  font-size: 1.8em;
  font-weight: bold;
  border-radius: 50%;
  margin-bottom: 20px;
}

.page-khuyen-mai__step-title {
  font-size: 1.4em;
  color: #26A9E0;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-khuyen-mai__step-text {
  font-size: 1em;
  color: #555555;
}

.page-khuyen-mai__cta-wrapper {
  text-align: center;
  margin-top: 50px;
}

.page-khuyen-mai__terms-overview {
  padding: 60px 0;
  background-color: #FFFFFF;
}

.page-khuyen-mai__terms-list {
  list-style-type: disc;
  margin: 30px auto;
  padding-left: 40px;
  max-width: 900px;
  color: #555555;
}

.page-khuyen-mai__terms-list li {
  margin-bottom: 10px;
  font-size: 1.05em;
}

.page-khuyen-mai__faq-section {
  padding: 60px 0;
  background-color: #f9f9f9;
}

.page-khuyen-mai__faq-list {
  max-width: 900px;
  margin: 40px auto 0;
}

.page-khuyen-mai__faq-item {
  background-color: #FFFFFF;
  border-radius: 8px;
  margin-bottom: 15px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  overflow: hidden;
}

.page-khuyen-mai__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15em;
  font-weight: bold;
  color: #333333;
  cursor: pointer;
  background-color: #eaf6fa;
  border-bottom: 1px solid #d0e0e6;
  list-style: none;
  -webkit-tap-highlight-color: transparent;
}

.page-khuyen-mai__faq-question::-webkit-details-marker {
  display: none;
}

.page-khuyen-mai__faq-item[open] > .page-khuyen-mai__faq-question {
  background-color: #d0e0e6;
  border-bottom: none;
}

.page-khuyen-mai__faq-qtext {
  flex-grow: 1;
  pointer-events: none; /* Prevent text selection from interfering with click */
}

.page-khuyen-mai__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  width: 20px;
  text-align: center;
  pointer-events: none;
}

.page-khuyen-mai__faq-answer {
  padding: 20px 25px;
  font-size: 1em;
  color: #555555;
  border-top: 1px solid #f0f0f0;
}

.page-khuyen-mai__faq-answer p {
  margin: 0;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
  .page-khuyen-mai__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
  }

  .page-khuyen-mai__hero-container {
    flex-direction: column-reverse; /* Image above content on mobile */
    padding: 20px 15px;
    gap: 30px;
  }

  .page-khuyen-mai__hero-content,
  .page-khuyen-mai__hero-image-wrapper {
    flex: 1 1 100%;
    min-width: unset;
  }

  .page-khuyen-mai__hero-title {
    font-size: 2em;
    text-align: center;
  }

  .page-khuyen-mai__hero-description {
    font-size: 1em;
    text-align: center;
  }

  .page-khuyen-mai__hero-cta-group {
    flex-direction: column;
    gap: 10px;
  }

  .page-khuyen-mai__btn-primary,
  .page-khuyen-mai__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px;
    font-size: 0.95em;
  }

  .page-khuyen-mai__content-area {
    padding: 20px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-khuyen-mai__section-title {
    font-size: 1.8em;
    margin-bottom: 15px;
  }

  .page-khuyen-mai__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

  .page-khuyen-mai__intro-section,
  .page-khuyen-mai__promo-categories,
  .page-khuyen-mai__how-to-claim,
  .page-khuyen-mai__terms-overview,
  .page-khuyen-mai__faq-section {
    padding: 40px 0;
  }

  .page-khuyen-mai__feature-grid {
    gap: 20px;
  }

  .page-khuyen-mai__feature-item {
    flex: 1 1 100%;
    min-width: unset;
    padding: 25px;
  }

  .page-khuyen-mai__icon-box-media {
    width: 150px;
    height: 150px;
    margin-bottom: 15px;
  }

  .page-khuyen-mai__feature-title {
    font-size: 1.3em;
  }

  .page-khuyen-mai__promo-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-khuyen-mai__promo-image {
    height: 180px;
  }

  .page-khuyen-mai__promo-content {
    padding: 20px;
  }

  .page-khuyen-mai__promo-title {
    font-size: 1.2em;
  }

  .page-khuyen-mai__promo-text {
    font-size: 0.9em;
  }

  .page-khuyen-mai__promo-content .page-khuyen-mai__btn-primary {
    width: 100%;
    text-align: center;
  }

  .page-khuyen-mai__steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 30px;
  }

  .page-khuyen-mai__step-item {
    padding: 25px;
  }

  .page-khuyen-mai__step-number {
    width: 45px;
    height: 45px;
    font-size: 1.6em;
    margin-bottom: 15px;
  }

  .page-khuyen-mai__step-title {
    font-size: 1.3em;
  }

  .page-khuyen-mai__terms-list {
    padding-left: 20px;
    margin: 20px auto;
  }

  .page-khuyen-mai__terms-list li {
    font-size: 0.95em;
  }

  .page-khuyen-mai__faq-list {
    margin-top: 30px;
  }

  .page-khuyen-mai__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }

  .page-khuyen-mai__faq-answer {
    padding: 15px 20px;
    font-size: 0.95em;
  }

  /* General image and container rules for mobile */
  .page-khuyen-mai img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-khuyen-mai__section,
  .page-khuyen-mai__card,
  .page-khuyen-mai__container,
  .page-khuyen-mai__feature-item,
  .page-khuyen-mai__promo-card,
  .page-khuyen-mai__step-item,
  .page-khuyen-mai__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-khuyen-mai__cta-buttons,
  .page-khuyen-mai__button-group,
  .page-khuyen-mai__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    flex-direction: column !important; /* Ensure buttons stack vertically */
  }
}